1555179660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{89071}}^1$

素因数の和:89183

約数の個数: 72

約数和(自身を含む): 4766064576

約数和(自身を除く): 3210884916

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 97, 180, 194, 291, 388, 485, 582, 873, 970, 1164, 1455, 1746, 1940, 2910, 3492, 4365, 5820, 8730, 17460, 89071, 178142, 267213, 356284, 445355, 534426, 801639, 890710, 1068852, 1336065, 1603278, 1781420, 2672130, 3206556, 4008195, 5344260, 8016390, 8639887, 16032780, 17279774, 25919661, 34559548, 43199435, 51839322, 77758983, 86398870, 103678644, 129598305, 155517966, 172797740, 259196610, 311035932, 388794915, 518393220, 777589830, 1555179660]

約数ペア:

[(1, 1555179660), (2, 777589830), (3, 518393220), (4, 388794915), (5, 311035932), (6, 259196610), (9, 172797740), (10, 155517966), (12, 129598305), (15, 103678644), (18, 86398870), (20, 77758983), (30, 51839322), (36, 43199435), (45, 34559548), (60, 25919661), (90, 17279774), (97, 16032780), (180, 8639887), (194, 8016390), (291, 5344260), (388, 4008195), (485, 3206556), (582, 2672130), (873, 1781420), (970, 1603278), (1164, 1336065), (1455, 1068852), (1746, 890710), (1940, 801639), (2910, 534426), (3492, 445355), (4365, 356284), (5820, 267213), (8730, 178142), (17460, 89071)]